puzzle

vt.

1. 使迷惑；使为难，使窘困[H]
   What puzzles me is why they didn't show up.

   令我百思不解的是他们为什么没有出现。

   He looked a little puzzled.

   他看上去有点困惑。

   His recent behavior puzzles me.

   他最近的行为使我迷惑不解。

2. 苦思而得出[（+out）]
   I could not puzzle out her intentions.

   我猜不出她的意图。

   We finally puzzled out the meaning of the poem.

   我们苦苦思索终于理解这首诗的意思。

vi.

1. 感到迷惑[（+at）]
   I have been puzzling about this question for weeks now.

   我对这个问题已冥思苦想了好几个星期。

2. 苦思，冥思苦想[（+about/over/as to）]